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hflip.h
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1 /*
2  * Copyright (c) 2007 Benoit Fouet
3  * Copyright (c) 2010 Stefano Sabatini
4  *
5  * This file is part of FFmpeg.
6  *
7  * FFmpeg is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser General Public
9  * License as published by the Free Software Foundation; either
10  * version 2.1 of the License, or (at your option) any later version.
11  *
12  * FFmpeg is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with FFmpeg; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20  */
21 
22 #ifndef AVFILTER_HFLIP_H
23 #define AVFILTER_HFLIP_H
24 
25 #include "avfilter.h"
26 
27 typedef struct FlipContext {
28  const AVClass *class;
29  int max_step[4]; ///< max pixel step for each plane, expressed as a number of bytes
30  int planewidth[4]; ///< width of each plane
31  int planeheight[4]; ///< height of each plane
32 
33  void (*flip_line[4])(const uint8_t *src, uint8_t *dst, int w);
34 } FlipContext;
35 
36 int ff_hflip_init(FlipContext *s, int step[4], int nb_planes);
37 void ff_hflip_init_x86(FlipContext *s, int step[4], int nb_planes);
38 
39 #endif /* AVFILTER_HFLIP_H */
int planeheight[4]
height of each plane
Definition: hflip.h:31
int max_step[4]
max pixel step for each plane, expressed as a number of bytes
Definition: hflip.h:29
Main libavfilter public API header.
int ff_hflip_init(FlipContext *s, int step[4], int nb_planes)
Definition: vf_hflip.c:147
#define src
Definition: vp8dsp.c:254
uint8_t
int planewidth[4]
width of each plane
Definition: hflip.h:30
uint8_t w
Definition: llviddspenc.c:38
typedef void(APIENTRY *FF_PFNGLACTIVETEXTUREPROC)(GLenum texture)
#define s(width, name)
Definition: cbs_vp9.c:257
void ff_hflip_init_x86(FlipContext *s, int step[4], int nb_planes)
Definition: vf_hflip_init.c:31
Describe the class of an AVClass context structure.
Definition: log.h:67
void(* flip_line[4])(const uint8_t *src, uint8_t *dst, int w)
Definition: hflip.h:33